import { login, logout, getInfo } from '@/api/user'
import { getToken, setToken, removeToken } from '@/utils/auth'
import router, { resetRouter } from '@/router'

const state = {
  token: getToken(),
  userName: '',
  userEmail:'',
  userId:'',
  userAccount:'',
  sex:'',
  userPhone:'',
  userType:'',
  avatar: '',
  introduction: '',
  roles: [],
  notifyNum:0,
  roleList:[],
  userSign:''
}

const mutations = {
  SET_TOKEN: (state, token) => {
    state.token = token
  },
  SET_INTRODUCTION: (state, introduction) => {
    state.introduction = introduction
  },
  SET_USERNAME: (state, userName) => {
    state.userName = userName
  },
  SET_AVATAR: (state, avatar) => {
    state.avatar = avatar
  },
  SET_ROLES: (state, roles) => {
    state.roles = roles
  },
  SET_NOTIFYNUM: (state, notifyNum) => {
    state.notifyNum = notifyNum
  },
  SET_USERPHONE: (state, userPhone) => {
    state.userPhone = userPhone
  },
  SET_USERACCOUNT: (state, userAccount) => {
    state.userAccount = userAccount
  },
  SET_USEREMAIL: (state, userEmail) => {
    state.userEmail = userEmail
  },
  SET_USERID: (state, userId) => {
    state.userId = userId
  },
  SET_SEX: (state, sex) => {
    state.sex = sex
  },
  SET_USERTYPE: (state, userType) => {
    state.userType = userType
  },
  SET_ROLELIST: (state, roleList) => {
    state.roleList = roleList
  },
  SET_USERSIGN: (state, userSign) => {
    state.userSign = userSign
  }
}

const actions = {
  // user login
  login({ commit }, userInfo) {
    const { username, password } = userInfo
    return new Promise((resolve, reject) => {
      login({ username: username.trim(), password: password }).then(response => {
        commit('SET_TOKEN', response.bean.resToken)
        setToken(response.bean.resToken)
        resolve()
      }).catch(error => {
        reject(error)
      })
    })
  },

  // get user info
  getInfo({ commit, state }) {
    return new Promise((resolve, reject) => {
      getInfo(state.token).then(response => {
        const {bean} = response
        const { user } = bean
        if (!user) {
          reject('验证失败，请重新登录！')
        }

        const { roles,roleList, userName, avatar, introduction,notifyNum,userPhone,userAccount,userEmail,userId,sex,userType,userSign } = user
        // roles must be a non-empty array
        if (!roleList || roleList.length <= 0) {
          reject('获取用户角色信息失败！')
        }

        commit('SET_ROLES', roles)
        commit('SET_USERNAME', userName)
        commit('SET_AVATAR', avatar)
        commit('SET_INTRODUCTION', introduction)
        commit('SET_NOTIFYNUM', notifyNum)
        commit('SET_USERPHONE', userPhone)
        commit('SET_USERACCOUNT', userAccount)
        commit('SET_USEREMAIL', userEmail)
        commit('SET_USERID', userId)
        commit('SET_SEX', sex)
        commit('SET_USERTYPE', userType)
        commit('SET_ROLELIST', roleList)
        commit('SET_USERSIGN', userSign)
        resolve(user)
      }).catch(error => {
        reject(error)
      })
    })
  },

  // user logout退出登錄
  logout({ commit, state, dispatch }) {
    return new Promise((resolve, reject) => {
      logout(state.token).then(() => {
        commit('SET_TOKEN', '')
        commit('SET_ROLES', [])
        removeToken()
        resetRouter()

        // 重置访问的视图和缓存视图
        // to fixed https://github.com/PanJiaChen/vue-element-admin/issues/2485
        dispatch('tagsView/delAllViews', null, { root: true })

        resolve()
      }).catch(error => {
        reject(error)
      })
    })
  },

  // remove token
  resetToken({ commit }) {
    return new Promise(resolve => {
      commit('SET_TOKEN', '')
      commit('SET_ROLES', [])
      removeToken()
      resolve()
    })
  },

  // dynamically modify permissions
  async changeRoles({ commit, dispatch }, role) {
    const token = role + '-token'

    commit('SET_TOKEN', token)
    setToken(token)

    const { roles } = await dispatch('getInfo')

    resetRouter()

    // generate accessible routes map based on roles
    const accessRoutes = await dispatch('permission/generateRoutes', roles, { root: true })
    // dynamically add accessible routes
    router.addRoutes(accessRoutes)

    // reset visited views and cached views
    dispatch('tagsView/delAllViews', null, { root: true })
  }
}

export default {
  namespaced: true,
  state,
  mutations,
  actions
}
